CVE-2025-43520
Apple Multiple Products
Apple Multiple Products Classic Buffer Overflow Vulnerability
What it is
Apple watchOS, iOS, iPadOS, macOS, visionOS, and tvOS contain a classic buffer overflow vulnerability which could allow a malicious application to cause unexpected system termination or write kernel memory.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor notices and references
- support.apple.com/en-us/125632
- support.apple.com/en-us/125633
- support.apple.com/en-us/125634
- support.apple.com/en-us/125635
- support.apple.com/en-us/125636
- support.apple.com/en-us/125637
- support.apple.com/en-us/125638
- support.apple.com/en-us/125639
- nvd.nist.gov/vuln/detail/CVE-2025-43520
Description and required action as published by CISA. Full record at NVD.
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